Holiday Shipping & Returns Policy

Free Shipping!

AmericanMuscle is proud to offer FREE SHIPPING on any order over $49! Free Shipping Offers are for Standard Ground Delivery service and are only valid for shipping addresses within the 48 Contiguous United States.

Holiday Returns Policy

Just in time for the holidays, we've extended our normal 30-day return policy. Any order placed between November 25, 2017 and December 25, 2017 will be accepted for return until February 5, 2018. RMA numbers will be given out until 7:30 PM EST on February 3, 2018. The remainder of our return policy remains in place and must be followed. Please review the rest of our return policy

Gift Certificates by Christmas

Physical Gift Certificates: order by 5 PM EST on 12/17

Electronic Gift Certificates: order by 5 PM EST on 12/22

Custom Bama Chip/Tuner and Mounted & Balanced wheel and tire orders must be placed no later than December 13th, 2017 to ship free for Christmas delivery.

*Free Christmas Shipping is free / guaranteed to arrive by Christmas for the lower 48 states only. APO / FPO and Canadian, Guam, Puerto Rico, US Virgin Islands Customers: Unfortunately we are unable to guarantee shipping times to your addresses, so the above deadlines do not apply. Items being shipped via freight also cannot be guaranteed in time for delivery.

Increased Horsepower. This Cat-Back Exhaust kit is crafted to not only offer you an excellent exhaust sound but also raises the bar on your horsepower and torque gains. Among its assembled cut-outs are 3" stainless steel oval mufflers that boost the power and Torque for an improved acceleration rate.

Quality Construction. Constructed with meticulous artistry, this U.S made Cat-Back exhaust utilizes high-quality, aerospace Mandrel-Bent, 304-grade stainless steel. A chrome finish is then added to it for maximum protection against oxidation, and high thermal conditions.

Direct-Fit Exhaust Upgrade. This Kooks 3" exhaust kit is engineered to be a direct fit replacement custom upgrade for OE stocks. They only require bolting, which only takes about 2 hours.

Warranty. This 3" cat-back exhaust is backed up by a hassle-free limited lifetime warranty; only applicable to the original product consumer.

Kooks 3 in. Cat-Back Exhaust w/ Polished Tips (13-14 GT500)

Word on The Street

Easily the best website for late model mustang enthusiasts. I absolutely enjoy looking through the website and finding all the cool things I can do to my stang. I also very much like the build list, very cool

Meet Our Team

My love of cars started after buying my mom’s 1988 turbo coupe as a young lad in high school and working to squeeze every ounce of power out of it as I could. Fast forward many years and vehicles later I was lucky enough to find my 1 owner GT500 from a local dealer bone stock for a great price and j...